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Cheap flights from Calgary to London from C$ 435

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — LON
8 Jul — 15 Jul1
1 adult

Cheapflights Tip: The best prices from Calgary to London are usually found in January or February, booked 28 days in advance, depart on a Thursday or Sunday and return on a Wednesday

Cheap flight deals from Calgary to London

Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 July 2025.

Round-trip from

C$ 973

One-way from

C$ 435

Popular in

July

Cheapest in

January

Average price

C$ 1,331

Good round-trip deal

C$ 1,028 or less

Good one-way deal

C$ 474 or less
WestJet
  • WestJet
  • 30/9-24/10
  • Nonstop
  • 17h 20m total
  • Calgary to London
22/9
  • 22/9
  • 2 total stops
  • 22h 50m total
  • Calgary to London
Highest demand for flights based on searches. 19% potential increase in price (C$ 335 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease (C$ 38 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Calgary to London (LON).
Price to beat on a one-way flight from Calgary to London (LON).

Find flight deals from Calgary to London

Cheapest flights from Calgary to London
Explore the most affordable flight options available from Calgary to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Tue 30/98:35 p.m.YYC - LHR
Nonstop8h 30mWestJet
Fri 24/102:10 p.m.LHR - YYC
Nonstop8h 50mWestJet
Deal found 1/7C$ 973
Mon 15/910:50 a.m.YYC - LGW
2 stops20h 45mMultiple Airlines
Mon 22/97:45 a.m.LGW - YYC
1 stop13h 23mMultiple Airlines
Deal found 1/7C$ 974
Sun 17/811:55 p.m.YYC - LGW
1 stop27h 50mPorter Airlines
Tue 9/911:35 a.m.LGW - YYC
1 stop17h 55mPorter Airlines
Deal found 3/7C$ 976
Wed 20/87:15 p.m.YYC - STN
1 stop14h 30mMultiple Airlines
Sat 30/87:55 a.m.STN - YYC
1 stop12h 15mMultiple Airlines
Deal found 1/7C$ 976
Thu 16/106:15 a.m.YYC - LHR
2 stops19h 05mUnited Airlines
Thu 30/106:50 a.m.LHR - YYC
2 stops35h 04mUnited Airlines
Deal found 1/7C$ 979
Fri 15/88:00 a.m.YYC - LGW
1 stop18h 50mAir Transat
Fri 12/911:35 a.m.LGW - YYC
1 stop17h 55mAir Transat
Deal found 3/7C$ 981
Mon 6/103:15 p.m.YYC - LHR
1 stop12h 30mKLM
Wed 29/1012:10 p.m.LHR - YYC
1 stop14h 44mKLM
Deal found 3/7C$ 983
Wed 27/88:35 p.m.YYC - LHR
Nonstop8h 30mMultiple Airlines
Wed 17/96:40 a.m.LHR - YYC
2 stops23h 02mMultiple Airlines
Deal found 2/7C$ 985
Wed 17/98:10 p.m.YYC - LHR
Nonstop8h 40mLufthansa
Wed 15/109:00 a.m.LHR - YYC
1 stop13h 25mLufthansa
Deal found 1/7C$ 987
Mon 10/117:30 p.m.YYC - LTN
1 stop19h 20mMultiple Airlines
Mon 24/117:00 a.m.LTN - YYC
1 stop15h 50mMultiple Airlines
Deal found 2/7C$ 989
Fri 7/1112:45 a.m.YYC - LHR
1 stop23h 25mAir Canada
Fri 21/112:30 p.m.LHR - YYC
1 stop16h 59mAir Canada
Deal found 1/7C$ 991
Mon 6/103:15 p.m.YYC - LCY
1 stop11h 15mKLM
Wed 29/107:45 a.m.LCY - YYC
1 stop12h 55mKLM
Deal found 2/7C$ 999

Cheapflights Fare Finder

Customize your flight search to find flights from Calgary to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 3 July 2025.
Use the filters below to find and compare flights from Calgary to London that are best for you.

Fly from

Calgary

Fly to

London

Route

Depart

Return

Price

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Mon 29/9

8:10 p.m.-11:50 a.m.

Nonstop8h 40m

London Heathrow

Fri 24/10

10:15 a.m.-12:10 p.m.

Nonstop8h 55m

C$ 972

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Tue 30/9

8:35 p.m.-12:05 p.m.

Nonstop8h 30m

London Heathrow

Fri 24/10

2:10 p.m.-4:00 p.m.

Nonstop8h 50m

C$ 973

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Mon 15/9

10:50 a.m.-2:35 p.m.

2 stops20h 45m

London Gatwick

Mon 22/9

7:45 a.m.-2:08 p.m.

1 stop13h 23m

C$ 974

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Sun 17/8

11:55 p.m.-10:45 a.m.

1 stop27h 50m

London Gatwick

Tue 9/9

11:35 a.m.-10:30 p.m.

1 stop17h 55m

C$ 976

CalgaryLondon

YYC - STN

YYCSTN

Calgary

Wed 20/8

7:15 p.m.-4:45 p.m.

1 stop14h 30m

London Stansted

Sat 30/8

7:55 a.m.-1:10 p.m.

1 stop12h 15m

C$ 976

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Thu 16/10

6:15 a.m.-8:20 a.m.

2 stops19h 05m

London Heathrow

Thu 30/10

6:50 a.m.-11:54 a.m.

2 stops35h 04m

C$ 979

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Fri 15/8

8:00 a.m.-9:50 a.m.

1 stop18h 50m

London Gatwick

Fri 12/9

11:35 a.m.-10:30 p.m.

1 stop17h 55m

C$ 981

CalgaryLondon

YYC - LGW

YYCLGW

Calgary

Mon 10/11

1:10 p.m.-5:50 p.m.

2 stops21h 40m

London Gatwick

Mon 17/11

6:40 p.m.-8:29 p.m.

2 stops32h 49m

C$ 983

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Mon 6/10

3:15 p.m.-10:45 a.m.

1 stop12h 30m

London Heathrow

Wed 29/10

12:10 p.m.-8:54 p.m.

1 stop14h 44m

C$ 983

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Wed 27/8

8:35 p.m.-12:05 p.m.

Nonstop8h 30m

London Heathrow

Wed 17/9

6:40 a.m.-10:42 p.m.

2 stops23h 02m

C$ 985

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 33 results
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Best time to book a flight from Calgary to London

Have a flexible travel schedule? Discover the best time to fly to London from Calgary with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Calgary to London

How far ahead should I book a flight from Calgary to London?

Use this chart to determine the optimal time to book a round-trip flight from Calgary to London. Price data was last updated on 27 June 2025.

The price you pay for your flight from Calgary to London may vary depending on when you book. For the best chance of a lower fare, look to book 28 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Calgary to London?

Currently, January is the cheapest month in which you can book a flight from Calgary to London (average of C$ 560). Flying from Calgary to London in July is currently the most expensive (average of C$ 857). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YYC to LON?

Find hourly flight availability from Calgary to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.

It’s typically best to fly out from Calgary to London in the morning. Doing so could potentially save you 43% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Calgary to London?

Use this chart to determine the cheapest time to fly round-trip from Calgary to London. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Calgary to London flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Calgary to London

Explore weekly flight availability from Calgary to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 3 July 2025.

The most flights from YYC to LON are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 3 July 2025.
Read reviews from past customers who have flown Porter Airlines,Delta, andKLM from Calgary to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Crew

8.7

Entertainment

7.0

Boarding

8.2

Food

7.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

Overall

8.0

Crew

8.7

Entertainment

7.0

Boarding

8.2

Food

7.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
8.0
Very good

Overall

8.0

Crew

8.7

Entertainment

7.0

Boarding

8.2

Food

7.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

Overall

8.0

Crew

8.7

Entertainment

7.0

Boarding

8.2

Food

7.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

Overall

8.0

Crew

8.7

Entertainment

7.0

Boarding

8.2

Food

7.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

Overall

8.0

Crew

8.7

Entertainment

7.0

Boarding

8.2

Food

7.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

Related info for your journey

Find useful and relevant information for your journey from Calgary to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Calgary to London?

    Most people fly from Calgary (YYC) if they book a flight from Calgary to London. On average, Calgary has 10 outbound flights to London per day from 9 airlines. Calgary is conveniently located just 9.3 km from Calgary’s city centre.

  • What are the cheapest airlines flying from Calgary to London round-trip?

    WestJet, at C$ 973, was found to be the cheapest airline from Calgary to London.Alternate airlines to your destination round-trip include Porter Airlines and United Airlines. WestJet is currently priced 5% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Calgary to London one-way?

    C$ 454 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Transat and Porter Airlines, with prices starting from C$ 487 and C$ 489, respectively.

  • What are the most popular routes from Calgary to London?

  • What are the most reliable airlines from Calgary to London?

    Before booking your flight to London from Calgary, check out the most reliable airlines to get you to your destination on time: Croatia Airlines (94%), Air Canada (88%), Aegean Airlines( 88%).

  • What are the cheapest flights from Calgary to London?

    On average you can expect to pay C$ 2,677 for a flight from Calgary to London. The cheapest flight overall is C$ 321 while the most popular route, (Calgary - London Heathrow) is currently priced at C$ 838.

  • Can I find deals for flights from Calgary to London that include hotel bookings?

    Yes. In addition to deals on Calgary to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Calgary to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Calgary to London.

  • Can I find deals for business class flights from Calgary to London?

    Yes. Cheapflights offers flight deals from Calgary to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Calgary to London?

    Currently, January is the cheapest month in which you can book a flight from Calgary to London (average of C$ 560). Flying from Calgary to London in July is currently the most expensive (average of C$ 857). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Calgary?

Book flights to Calgary if you plan to visit one of these locations
Brentford
Sutton
Hounslow
Slough
Milton Keynes
Romford
Watford
Luton
Bromley
Bedford
Southall

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Fly from Calgary to London on these airlines

Choose from the following airlines for your flight from Calgary to London. Flights are based on user searches made on Cheapflights and were last updated on 3 July 2025.

Top 9 airlines flying from Calgary to London

Discover the top 9 airlines that operate flights from Calgary to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 3 July 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 624AverageC$ 1,006FlexibilityNo cancel feeOn-time60%
Search WestJet flights
KLMCheapestC$ 691AverageC$ 947FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapestC$ 698AverageC$ 844FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air CanadaCheapestC$ 762AverageC$ 1,169FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 765AverageC$ 1,197FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
DeltaCheapestC$ 795AverageC$ 1,251FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air TransatCheapestC$ 796AverageC$ 1,088FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 821AverageC$ 950FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
British AirwaysCheapestC$ 965AverageC$ 1,165FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Calgary to London?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Calgary today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Calgary to London?

Cheapflights helps you find that perfect flight to London from Calgary by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Calgary to London with no change fees?

Certainly. Search results for flights to London from Calgary shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Calgary to London become cheaper?

Not ready to book yet? You can track prices for flights from Calgary to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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